RangerDangerV2
5,000+ posts
CarAudio.com Veteran
thats not exactly how it works...50in of port area for 2 15 that have that much displacement?The 2515s have near the displacement the 9500s have..
2 2515s should be about 1.5 louder.. Than the 9515 and about 2db louder than the 2512s